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64 lines
2.5 KiB
Python
64 lines
2.5 KiB
Python
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"""Phase-0b: verify capture_fixtures.py is importable without a NATS connection.
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This test guards against syntax errors, bad top-level imports, or any
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network access at import time. It does NOT execute main() or connect to NATS.
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"""
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from __future__ import annotations
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import importlib.util
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import pathlib
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import sys
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import types
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_SCRIPT_PATH = (
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pathlib.Path(__file__).parent.parent / "scripts" / "capture_fixtures.py"
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)
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class TestCaptureScriptImportable:
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def test_script_file_exists(self):
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assert _SCRIPT_PATH.is_file(), (
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f"Expected capture_fixtures.py at {_SCRIPT_PATH} but file not found"
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)
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def test_script_importable_without_network(self):
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"""Load the script as a module; must succeed without NATS connection."""
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spec = importlib.util.spec_from_file_location(
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"capture_fixtures_script", _SCRIPT_PATH
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)
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module = importlib.util.module_from_spec(spec)
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# Execute the module body — must not connect to anything.
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spec.loader.exec_module(module) # type: ignore[union-attr]
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def test_main_function_is_callable(self):
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"""The script must expose a main() callable."""
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spec = importlib.util.spec_from_file_location(
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"capture_fixtures_script_main", _SCRIPT_PATH
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)
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module) # type: ignore[union-attr]
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assert callable(getattr(module, "main", None)), (
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"capture_fixtures.py must expose a main() callable"
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)
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def test_output_dir_helper_is_callable(self):
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"""_output_dir is a helper for resolving fixture paths; must be importable."""
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spec = importlib.util.spec_from_file_location(
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"capture_fixtures_script_dir", _SCRIPT_PATH
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)
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module) # type: ignore[union-attr]
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assert callable(getattr(module, "_output_dir", None))
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def test_help_flag_is_parseable(self):
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"""main(['--help']) must raise SystemExit(0), not a real error."""
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spec = importlib.util.spec_from_file_location(
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"capture_fixtures_script_help", _SCRIPT_PATH
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)
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module) # type: ignore[union-attr]
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import pytest
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with pytest.raises(SystemExit) as exc_info:
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module.main(["--help"])
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assert exc_info.value.code == 0
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